year      msl_ib(mm) #version_2012_rel2
1992.9323    8.803
1992.9595   -3.134
1992.9866   -3.092
1993.0138  -11.119
1993.0409   -7.195
1993.0681  -10.930
1993.0952   -7.855
1993.1223   -6.432
1993.1495  -11.325
1993.1766  -17.222
1993.2038  -23.286
1993.2309  -25.710
1993.2581  -19.775
1993.2852  -10.142
1993.3124  -16.233
1993.3395  -23.463
1993.3667  -20.177
1993.3938  -20.842
1993.4210  -27.495
1993.4481  -15.816
1993.4753  -25.810
1993.5024  -30.691
1993.5296  -28.126
1993.5567   -4.323
1993.5839   -7.388
1993.6110  -13.323
1993.6382   -2.628
1993.6653   -9.251
1993.6925   -5.987
1993.7196    2.951
1993.7468   12.466
1993.7739   17.056
1993.8010    6.275
1993.8282  -11.088
1993.8553    8.863
1993.8825    7.107
1993.9096   13.447
1993.9368   13.084
1993.9639    1.799
1993.9911   -1.895
1994.0182   -5.896
1994.0454  -12.646
1994.0725  -10.528
1994.0997  -12.664
1994.1268  -18.196
1994.1540  -17.850
1994.1811  -16.048
1994.2083   15.545
1994.2354  -11.332
1994.2626  -15.677
1994.2897  -18.650
1994.3169  -24.827
1994.3440  -22.408
1994.3712  -10.364
1994.3983   -6.319
1994.4255  -16.605
1994.4526  -18.291
1994.4798  -19.535
1994.5069  -12.303
1994.5340  -31.594
1994.5612  -30.196
1994.5883  -15.075
1994.6155  -18.123
1994.6426  -17.411
1994.6698  -13.153
1994.6969    6.606
1994.7241    1.948
1994.7512   15.219
1994.7784    2.229
1994.8055    1.083
1994.8327    0.808
1994.8598   13.845
1994.8870   15.766
1994.9141    1.149
1994.9413   -6.515
1994.9684  -10.716
1994.9956   -7.066
1995.0227   -1.489
1995.0499   -6.884
1995.0770  -19.938
1995.1042  -22.690
1995.1313  -21.892
1995.1585   -1.141
1995.1856    3.525
1995.2128   -8.386
1995.2399  -18.669
1995.2670  -17.800
1995.2942  -12.839
1995.3213  -18.587
1995.3485   -5.231
1995.3756   -0.566
1995.4028   -7.309
1995.4299  -18.303
1995.4571  -18.052
1995.4842  -19.973
1995.5114   -1.392
1995.5657  -12.598
1995.5928  -18.817
1995.6200   -1.858
1995.6471    2.012
1995.6743    5.474
1995.7014    1.358
1995.7286   12.334
1995.7557   16.165
1995.7829    7.083
1995.8100   15.434
1995.8372   10.677
1995.8643   14.022
1995.8915   13.148
1995.9458   12.605
1995.9729   12.013
1996.0000    0.251
1996.0272   -2.182
1996.0543  -13.841
1996.0815  -14.424
1996.1086  -15.738
1996.1358   -9.208
1996.1629    3.992
1996.1901   -1.677
1996.2172  -15.608
1996.2444  -23.653
1996.2715  -12.625
1996.2987  -14.305
1996.3258   -4.565
1996.3530   -6.867
1996.3801   -3.272
1996.4073   -2.112
1996.4344  -22.254
1996.4616  -22.095
1996.4887  -18.603
1996.5159   -8.482
1996.5430    0.802
1996.5702    1.625
1996.5973  -17.720
1996.6245   -4.229
1996.6516    5.312
1996.6788   -2.416
1996.7059    3.686
1996.7330   -0.385
1996.7602    9.255
1996.7873    9.430
1996.8145   17.440
1996.8416    7.995
1996.8688   15.000
1996.8959   -0.651
1996.9231    2.313
1996.9502   10.964
1996.9774    6.144
1997.0045    4.584
1997.0317    6.330
1997.0588    5.310
1997.0860   -2.426
1997.1131  -14.459
1997.1403  -18.131
1997.1674  -13.923
1997.1946   -7.533
1997.2217  -11.938
1997.2489  -26.698
1997.2760  -20.091
1997.3032   -9.373
1997.3303   -8.337
1997.3575   -7.092
1997.3846   -9.627
1997.4118  -11.934
1997.4389  -21.614
1997.4660   -8.445
1997.4932  -12.590
1997.5203  -18.303
1997.5475  -20.029
1997.5746  -13.056
1997.6018  -12.508
1997.6289   -8.427
1997.6561    9.761
1997.6832   10.154
1997.7104    7.971
1997.7375    9.850
1997.7647   15.373
1997.7918   29.275
1997.8190   18.251
1997.8461   20.353
1997.8733   18.866
1997.9004   17.081
1997.9276    7.260
1997.9547    2.295
1997.9819    1.586
1998.0090   -4.506
1998.0362    5.005
1998.0633   -9.116
1998.0905   -5.296
1998.1176    0.329
1998.1448    0.820
1998.1719   -4.701
1998.1990    4.404
1998.2262   -7.594
1998.2533   -0.334
1998.2805    4.507
1998.3076   -4.861
1998.3348   -8.117
1998.3619    5.458
1998.3891    1.076
1998.4162   -7.877
1998.4434  -16.724
1998.4705   -6.900
1998.4977   -1.242
1998.5248   13.140
1998.5520   13.322
1998.5791   13.224
1998.6063    5.215
1998.6334    9.199
1998.6606   12.329
1998.6877   23.312
1998.7149   32.352
1998.7420   24.031
1998.7692   31.317
1998.7963   16.385
1998.8235   36.835
1998.8506   27.185
1998.8777   26.839
1998.9049   17.605
1998.9320   17.107
1998.9592   24.491
1998.9863   18.397
1999.0135   19.421
1999.0406   13.287
1999.0678   -7.249
1999.0949   17.137
1999.1221   15.878
1999.1492    8.415
1999.1764    8.411
1999.2035   13.647
1999.2307  -12.408
1999.2578  -12.864
1999.2850    7.890
1999.3121    1.100
1999.3393    4.144
1999.3664   -2.711
1999.3936  -12.561
1999.4207   -2.718
1999.4479   -0.491
1999.4750   -5.965
1999.5022   -2.214
1999.5293    3.189
1999.5565    6.680
1999.5836   14.255
1999.6107    4.026
1999.6379   11.194
1999.6650    9.068
1999.6922   17.961
1999.7193   22.449
1999.7465   25.808
1999.7736   18.335
1999.8008   20.062
1999.8279   19.053
1999.8551   26.897
1999.8822   28.255
1999.9094   23.138
1999.9365    5.206
1999.9637   16.407
1999.9908    8.471
2000.0180   25.383
2000.0451   33.535
2000.0723   17.342
2000.0994    6.142
2000.1266   12.249
2000.1537    7.934
2000.1809   11.915
2000.2080   -0.017
2000.2352   -3.165
2000.2623  -10.427
2000.2895    4.604
2000.3166   11.485
2000.3437    7.512
2000.3709    8.955
2000.3980    4.820
2000.4252   -2.104
2000.4523   -6.373
2000.4795   -7.316
2000.5066   -5.257
2000.5338    2.492
2000.5609    4.205
2000.5881    4.076
2000.6152    0.369
2000.6424   11.550
2000.6695   13.407
2000.6967   26.493
2000.7238   25.737
2000.7510   14.730
2000.7781   10.491
2000.8053   33.374
2000.8324   33.245
2000.8596   33.867
2000.8867   21.964
2000.9139   13.236
2000.9410   11.002
2000.9682   18.690
2000.9953   23.792
2001.0225   17.751
2001.0496    4.002
2001.0767   15.530
2001.1039   15.823
2001.1310   21.861
2001.1582   22.730
2001.1853   12.697
2001.2125    3.973
2001.2396   -5.627
2001.2668   -2.979
2001.2939    5.860
2001.3211    3.847
2001.3482    6.291
2001.3754   -7.697
2001.4025  -12.209
2001.4297  -11.344
2001.4568   -2.203
2001.4840    4.641
2001.5111   10.823
2001.5383    6.200
2001.5654    7.746
2001.5926   10.114
2001.6197    5.645
2001.6469   16.413
2001.6740   25.303
2001.7012   23.861
2001.7283   23.280
2001.7555   25.924
2001.7826   36.121
2001.8097   42.591
2001.8369   48.568
2001.8640   39.725
2001.8912   23.680
2001.9183   17.497
2001.9455   18.457
2001.9726   36.356
2001.9998   35.128
2002.0269   12.292
2002.0541   12.334
2002.0812   33.706
2002.1084   30.433
2002.1355   30.495
2002.1627   31.295
2002.1898   10.922
2002.2170   -0.001
2002.2441  -11.666
2002.2713    3.355
2002.2984    2.275
2002.3256   11.736
2002.3527   -2.995
2002.3799    5.439
2002.4070    6.249
2002.4342    8.943
2002.4613   -4.377
2002.4885  -20.618
2002.5156   -7.860
2002.5427    9.019
2002.5699   11.484
2002.5970   21.010
2002.6242   20.373
2002.6513   22.298
2002.6785   29.571
2002.7056   38.604
2002.7328   38.187
2002.7599   28.445
2002.7871   39.061
2002.8142   24.631
2002.8414   26.505
2002.8685   11.993
2002.8957   14.694
2002.9228   22.595
2002.9500   29.730
2002.9771   17.069
2003.0043   11.219
2003.0314   21.383
2003.0586   33.037
2003.0857   18.500
2003.1129   25.160
2003.1400   14.159
2003.1672   10.727
2003.1943   18.725
2003.2214   19.914
2003.2486    9.979
2003.2757   11.130
2003.3029    2.905
2003.3300   26.897
2003.3572   22.663
2003.3843   14.396
2003.4115   19.639
2003.4386   10.332
2003.4658   19.435
2003.4929   23.771
2003.5201   18.966
2003.5472   25.048
2003.5744   23.605
2003.6015   33.768
2003.6287   28.851
2003.6558   17.963
2003.6830   32.397
2003.7101   39.151
2003.7373   49.404
2003.7644   49.794
2003.7916   42.647
2003.8187   51.279
2003.8459   49.829
2003.8730   43.472
2003.9002   32.255
2003.9273   33.719
2003.9544   37.643
2003.9816   27.425
2004.0087   29.643
2004.0359   42.372
2004.0630   34.907
2004.0902   25.051
2004.1173   13.932
2004.1445   18.605
2004.1716   10.009
2004.1988   19.225
2004.2259   30.973
2004.2531    9.734
2004.2802    5.116
2004.3074    6.426
2004.3345   15.826
2004.3617   17.476
2004.3888   -0.620
2004.4160    6.305
2004.4431    3.890
2004.4703   12.366
2004.4974   20.308
2004.5246   16.135
2004.5517   15.498
2004.5789   19.417
2004.6060   29.570
2004.6332   37.552
2004.6603   25.424
2004.6874   41.876
2004.7146   52.189
2004.7417   43.388
2004.7689   59.499
2004.7960   46.610
2004.8232   35.804
2004.8503   54.141
2004.8775   47.829
2004.9046   37.392
2004.9318   37.116
2004.9589   30.396
2004.9861   47.559
2005.0132   38.817
2005.0404   47.526
2005.0675   32.169
2005.0947   19.271
2005.1218   15.892
2005.1490   20.420
2005.1761   31.091
2005.2033   29.228
2005.2304   29.849
2005.2576   26.571
2005.2847   27.516
2005.3119   34.271
2005.3390   34.365
2005.3662   14.544
2005.3933   16.889
2005.4204   18.721
2005.4476   31.222
2005.4747   31.918
2005.5019   30.158
2005.5290   42.974
2005.5562   27.468
2005.5833   20.573
2005.6105   32.850
2005.6376   44.608
2005.6648   30.902
2005.6919   27.340
2005.7191   30.617
2005.7462   50.995
2005.7734   37.674
2005.8005   27.554
2005.8277   36.216
2005.8548   53.683
2005.8820   37.449
2005.9091   47.987
2005.9363   50.686
2005.9634   41.810
2005.9906   34.173
2006.0177   18.737
2006.0449   22.927
2006.0720   28.116
2006.0992   22.787
2006.1263   25.192
2006.1534   28.324
2006.1806   13.858
2006.2077   14.254
2006.2349   14.422
2006.2620   25.246
2006.2892   12.631
2006.3163   18.211
2006.3435   15.918
2006.3706   24.886
2006.3978   26.159
2006.4249   18.649
2006.4521   17.481
2006.4792   21.206
2006.5064   23.351
2006.5335   23.051
2006.5607   33.103
2006.5878   30.571
2006.6150   21.461
2006.6421   39.020
2006.6693   48.259
2006.6964   44.913
2006.7236   44.485
2006.7507   49.202
2006.7779   58.278
2006.8050   54.643
2006.8321   55.070
2006.8864   34.864
2006.9136   37.555
2006.9407   45.599
2006.9679   42.023
2006.9950   26.583
2007.0222   21.784
2007.0493   23.447
2007.0765   21.469
2007.1036   24.007
2007.1308   19.906
2007.1579   17.638
2007.1851   21.940
2007.2122   27.734
2007.2394   32.900
2007.2665   31.423
2007.2937   15.142
2007.3208    9.918
2007.3480   -1.551
2007.3751    6.032
2007.4023   25.687
2007.4294   29.100
2007.4566   12.912
2007.4837   26.267
2007.5109   24.832
2007.5380   20.456
2007.5651   23.146
2007.5923   27.153
2007.6194   30.252
2007.6466   21.731
2007.6737   28.842
2007.7009   36.598
2007.7280   43.422
2007.7552   51.185
2007.7823   54.955
2007.8095   50.899
2007.8366   38.807
2007.8638   25.034
2007.8909   44.344
2007.9181   47.862
2007.9452   40.051
2007.9724   20.207
2007.9995   15.095
2008.0267   25.157
2008.0538   30.933
2008.0810   37.019
2008.1081   29.350
2008.1353   19.618
2008.1624    6.352
2008.1896   25.763
2008.2167   24.964
2008.2439   18.330
2008.2710   22.613
2008.2981   23.792
2008.3253   25.429
2008.3524   14.283
2008.3796   22.136
2008.4067   24.171
2008.4339   16.456
2008.4610   19.781
2008.4882   41.649
2008.5153   35.258
2008.5425   27.701
2008.5696   20.975
2008.5968   17.043
2008.6239   19.187
2008.6511   15.975
2008.6782   18.542
2008.7054   42.932
2008.7325   43.134
2008.7597   36.344
2008.7868   37.737
2008.8140   48.097
2008.8411   54.266
2008.8683   60.929
2008.8954   62.904
2008.9226   41.635
2008.9497   31.947
2008.9769   31.448
2009.0040   29.529
2009.0311   20.712
2009.0583   33.166
2009.0854   31.570
2009.1126   29.898
2009.1397   29.891
2009.1669   38.033
2009.1940   38.855
2009.2212   33.657
2009.2483   17.454
2009.2755   23.326
2009.3026   29.906
2009.3298   29.702
2009.3569   41.934
2009.3841   36.744
2009.4112   19.497
2009.4384   28.110
2009.4655   24.435
2009.4927   27.238
2009.5198   33.475
2009.5470   35.042
2009.5741   17.246
2009.6013   25.360
2009.6284   40.596
2009.6556   41.273
2009.6827   35.973
2009.7099   47.585
2009.7370   35.680
2009.7642   48.019
2009.7913   57.589
2009.8184   63.792
2009.8456   51.882
2009.8727   43.597
2009.8999   48.096
2009.9270   44.697
2009.9542   42.802
2009.9813   49.743
2010.0085   39.545
2010.0356   28.569
2010.0628   31.979
2010.0899   26.197
2010.1171   27.761
2010.1442   32.614
2010.1714   31.767
2010.1985   21.585
2010.2257   25.780
2010.2528   19.426
2010.2800   22.743
2010.3071   24.703
2010.3343   30.881
2010.3614   23.380
2010.3886   22.351
2010.4157   25.730
2010.4429   43.374
2010.4700   43.789
2010.4971   37.456
2010.5243   34.113
2010.5514   22.991
2010.5786   21.007
2010.6057   31.488
2010.6329   40.058
2010.6600   51.231
2010.6872   58.533
2010.7143   58.325
2010.7415   47.276
2010.7686   43.363
2010.7958   60.345
2010.8229   46.152
2010.8501   23.537
2010.8772   41.196
2010.9044   38.998
2010.9315   40.252
2010.9587   43.873
2010.9858   43.018
2011.0130   38.544
2011.0401   44.766
2011.0673   21.014
2011.0944   26.976
2011.1216   37.412
2011.1487   40.648
2011.1759   33.063
2011.2030   17.915
2011.2301   19.203
2011.2573   23.892
2011.2844   28.191
2011.3116   23.923
2011.3387   25.175
2011.3659   24.189
2011.3930    9.874
2011.4202   16.086
2011.4473   30.126
2011.4745   40.324
2011.5016   39.652
2011.5288   30.384
2011.5559   33.864
2011.5831   28.057
2011.6102   31.981
2011.6374   37.715
2011.6645   36.060
2011.6917   24.456
2011.7188   37.404
2011.7460   27.385
2011.7731   44.867
2011.8003   60.846
2011.8274   47.754
2011.8546   46.147
2011.8817   47.496
2011.9089   51.034
2011.9360   61.581
2011.9631   50.431
2011.9903   43.708
2012.0174   35.223
2012.0446   43.436
2012.0717   31.348
2012.0989   37.660