year      msl_ib(mm) #version_2012_rel2
1992.9323    8.515
1992.9595   -0.120
1992.9866  -11.248
1993.0138  -16.184
1993.0409  -23.707
1993.0681  -18.397
1993.0952  -16.231
1993.1223   -8.326
1993.1495   -7.561
1993.1766  -11.837
1993.2038   -8.616
1993.2309    2.507
1993.2581   -9.135
1993.2852    2.331
1993.3124    4.807
1993.3395   -9.612
1993.3667  -14.072
1993.3938  -12.633
1993.4210    0.638
1993.4481    2.183
1993.4753    4.778
1993.5024    0.278
1993.5296   -1.781
1993.5567   -7.787
1993.5839    7.715
1993.6110   13.044
1993.6382    6.781
1993.6653   -0.088
1993.6925    0.705
1993.7196    0.832
1993.7468    9.576
1993.7739   10.136
1993.8010    7.393
1993.8282    3.799
1993.8553  -11.850
1993.8825   -4.393
1993.9096    6.710
1993.9368    5.856
1993.9639    7.893
1993.9911   -3.047
1994.0182   -5.627
1994.0454   -1.122
1994.0725    3.143
1994.0997   -2.374
1994.1268   -9.956
1994.1540  -17.580
1994.1811   -4.105
1994.2083   -7.548
1994.2354    1.550
1994.2626    2.397
1994.2897   -0.131
1994.3169   -4.569
1994.3440  -11.202
1994.3712  -11.323
1994.3983  -12.916
1994.4255   -3.418
1994.4526   -4.475
1994.4798  -13.192
1994.5069   -5.734
1994.5340   11.667
1994.5612   13.802
1994.5883    3.307
1994.6155   -0.592
1994.6426    4.262
1994.6698   -0.418
1994.6969    8.187
1994.7241   12.182
1994.7512   -0.119
1994.7784    1.384
1994.8055    2.827
1994.8327    0.599
1994.8598    5.090
1994.8870   -1.774
1994.9141   -9.337
1994.9413   -2.491
1994.9684    1.662
1994.9956   -0.047
1995.0227   -5.085
1995.0499    3.049
1995.0770   12.562
1995.1042    1.424
1995.1313   -9.862
1995.1585  -12.131
1995.1856    8.184
1995.2128   10.048
1995.2399   -5.773
1995.2670  -11.151
1995.2942  -14.304
1995.3213   -7.467
1995.3485  -17.858
1995.3756  -13.003
1995.4028   -4.865
1995.4299  -13.392
1995.4571  -11.861
1995.4842   -1.628
1995.5114    6.665
1995.5657    0.215
1995.5928   -1.568
1995.6200   -3.571
1995.6471    0.324
1995.6743    5.579
1995.7014   14.773
1995.7286    4.930
1995.7557   -2.907
1995.7829    0.335
1995.8100   -8.477
1995.8372    2.770
1995.8643    4.967
1995.8915    5.198
1995.9458  -12.407
1995.9729   -5.669
1996.0000   -4.898
1996.0272  -13.257
1996.0543   -7.612
1996.0815   -8.647
1996.1086   -9.448
1996.1358    1.331
1996.1629    0.491
1996.1901   -8.319
1996.2172   -4.948
1996.2444   -6.102
1996.2715   -9.019
1996.2987    1.161
1996.3258    0.956
1996.3530   -2.752
1996.3801   -9.527
1996.4073  -15.049
1996.4344   -1.072
1996.4616   -3.204
1996.4887   10.222
1996.5159    1.062
1996.5430    6.442
1996.5702    9.963
1996.5973   12.088
1996.6245    6.618
1996.6516   12.735
1996.6788   20.660
1996.7059   10.501
1996.7330    6.389
1996.7602    4.182
1996.7873   -5.245
1996.8145    4.930
1996.8416   15.223
1996.8688    6.021
1996.8959   -3.539
1996.9231   -3.410
1996.9502    2.371
1996.9774    7.568
1997.0045    2.866
1997.0317  -11.741
1997.0588  -21.352
1997.0860   -3.265
1997.1131   -9.177
1997.1403   10.476
1997.1674    3.828
1997.1946   -4.643
1997.2217   -8.484
1997.2489    6.225
1997.2760   13.464
1997.3032    1.954
1997.3303    0.785
1997.3575   -2.241
1997.3846   -1.829
1997.4118   11.722
1997.4389   13.110
1997.4660   10.784
1997.4932   11.335
1997.5203   13.093
1997.5475   18.668
1997.5746   24.492
1997.6018   18.336
1997.6289   27.046
1997.6561   19.385
1997.6832   14.329
1997.7104   19.259
1997.7375   29.989
1997.7647   22.864
1997.7918   23.734
1997.8190   21.936
1997.8461   14.729
1997.8733    9.255
1997.9004   15.301
1997.9276   24.156
1997.9547   17.624
1997.9819   16.298
1998.0090    6.555
1998.0362    9.510
1998.0633    0.762
1998.0905   16.354
1998.1176   14.552
1998.1448    4.759
1998.1719   -2.764
1998.1990   -3.740
1998.2262    3.134
1998.2533   10.541
1998.2805    7.637
1998.3076    2.405
1998.3348    4.146
1998.3619   -7.355
1998.3891   -7.773
1998.4162   12.981
1998.4434   18.452
1998.4705    3.561
1998.4977   -3.367
1998.5248   -8.223
1998.5520   -4.814
1998.5791   -8.529
1998.6063    8.664
1998.6334    0.240
1998.6606   -0.510
1998.6877   -2.061
1998.7149    3.213
1998.7420   15.757
1998.7692   14.331
1998.7963  -12.434
1998.8235   -3.389
1998.8506    5.880
1998.8777   18.790
1998.9049    7.560
1998.9320   21.439
1998.9592   -0.020
1998.9863   -5.014
1999.0135   -4.705
1999.0406    6.987
1999.0678   -8.818
1999.0949    0.260
1999.1221   -0.141
1999.1492   -3.732
1999.1764   -0.576
1999.2035   -1.870
1999.2307   27.200
1999.2578   17.258
1999.2850   -0.596
1999.3121   -2.347
1999.3393   -1.740
1999.3664   -0.669
1999.3936    4.973
1999.4207   10.495
1999.4479    5.354
1999.4750    0.856
1999.5022    0.928
1999.5293    8.737
1999.5565   20.369
1999.5836    8.677
1999.6107    7.690
1999.6379   12.334
1999.6650   -7.577
1999.6922   16.821
1999.7193   22.174
1999.7465   21.239
1999.7736   22.480
1999.8008   16.010
1999.8279   15.494
1999.8551   20.357
1999.8822   14.539
1999.9094   14.523
1999.9365    0.738
1999.9637    8.729
1999.9908   12.691
2000.0180    7.980
2000.0451    2.601
2000.0723    4.685
2000.0994   -0.934
2000.1266   -0.798
2000.1537   14.389
2000.1809   12.745
2000.2080   18.542
2000.2352   20.335
2000.2623  -19.558
2000.2895    3.857
2000.3166    6.859
2000.3437   10.529
2000.3709    8.014
2000.3980   -0.968
2000.4252   -0.891
2000.4523    5.650
2000.4795   16.526
2000.5066   19.333
2000.5338   26.208
2000.5609    7.471
2000.5881    3.892
2000.6152   19.071
2000.6424   25.146
2000.6695   28.407
2000.6967   29.914
2000.7238   24.860
2000.7510   24.733
2000.7781   27.094
2000.8053   23.818
2000.8324   21.854
2000.8596   27.600
2000.8867   19.608
2000.9139   25.870
2000.9410   19.307
2000.9682   18.430
2000.9953   23.347
2001.0225   12.668
2001.0496    4.413
2001.0767    3.772
2001.1039    8.578
2001.1310   13.697
2001.1582   18.804
2001.1853   18.088
2001.2125   13.347
2001.2396   17.100
2001.2668   16.191
2001.2939   21.845
2001.3211   24.145
2001.3482   16.194
2001.3754   13.428
2001.4025   10.258
2001.4297   11.380
2001.4568   15.683
2001.4840   27.109
2001.5111   28.561
2001.5383   26.420
2001.5654   16.733
2001.5926   27.764
2001.6197   37.992
2001.6469   30.396
2001.6740   24.515
2001.7012   30.621
2001.7283   30.597
2001.7555   30.230
2001.7826   26.755
2001.8097   26.595
2001.8369   25.126
2001.8640   17.098
2001.8912   18.092
2001.9183   22.000
2001.9455   24.082
2001.9726   15.476
2001.9998   10.926
2002.0269    4.905
2002.0541   11.000
2002.0812   11.504
2002.1084   18.096
2002.1355   18.551
2002.1627   12.247
2002.1898   10.659
2002.2170   18.805
2002.2441   23.192
2002.2713   25.914
2002.2984   21.850
2002.3256   15.993
2002.3527   18.035
2002.3799   23.228
2002.4070   21.559
2002.4342   20.446
2002.4613   21.331
2002.4885   43.426
2002.5156   40.771
2002.5427   33.299
2002.5699   36.211
2002.5970   30.528
2002.6242   40.598
2002.6513   32.263
2002.6785   28.935
2002.7056   29.963
2002.7328   36.408
2002.7599   34.260
2002.7871   38.658
2002.8142   47.438
2002.8414   37.882
2002.8685   43.450
2002.8957   47.951
2002.9228   40.321
2002.9500   27.697
2002.9771   23.744
2003.0043   24.706
2003.0314   24.419
2003.0586   23.550
2003.0857   30.954
2003.1129   22.052
2003.1400   13.331
2003.1672   23.661
2003.1943   22.313
2003.2214   23.990
2003.2486   25.566
2003.2757   21.624
2003.3029   26.518
2003.3300    8.083
2003.3572   13.838
2003.3843   29.723
2003.4115   27.432
2003.4386   16.483
2003.4658    7.318
2003.4929    8.516
2003.5201   22.891
2003.5472   30.251
2003.5744   33.936
2003.6015   29.649
2003.6287   23.888
2003.6558   37.094
2003.6830   41.949
2003.7101   36.907
2003.7373   27.562
2003.7644   29.108
2003.7916   32.192
2003.8187   25.885
2003.8459   23.319
2003.8730   29.733
2003.9002   33.960
2003.9273   33.314
2003.9544   25.788
2003.9816   25.218
2004.0087   27.482
2004.0359   20.970
2004.0630   22.107
2004.0902   22.361
2004.1173   17.586
2004.1445   32.799
2004.1716   30.514
2004.1988   30.292
2004.2259   26.293
2004.2531   33.063
2004.2802   27.263
2004.3074   34.138
2004.3345   16.615
2004.3617   24.516
2004.3888   36.762
2004.4160   27.649
2004.4431   23.261
2004.4703   26.750
2004.4974   34.344
2004.5246   45.020
2004.5517   38.753
2004.5789   31.922
2004.6060   31.563
2004.6332   30.799
2004.6603   38.650
2004.6874   43.286
2004.7146   43.742
2004.7417   32.161
2004.7689   33.569
2004.7960   35.594
2004.8232   35.757
2004.8503   32.260
2004.8775   40.399
2004.9046   32.443
2004.9318   27.961
2004.9589   30.639
2004.9861   31.643
2005.0132   17.999
2005.0404   19.415
2005.0675   28.854
2005.0947   31.192
2005.1218   32.810
2005.1490   35.635
2005.1761   39.378
2005.2033   34.968
2005.2304   11.180
2005.2576   20.894
2005.2847   33.648
2005.3119   20.037
2005.3390   22.843
2005.3662   33.147
2005.3933   28.699
2005.4204   21.547
2005.4476   22.275
2005.4747   38.902
2005.5019   44.131
2005.5290   30.311
2005.5562   36.940
2005.5833   46.066
2005.6105   30.950
2005.6376   31.283
2005.6648   46.487
2005.6919   50.355
2005.7191   51.314
2005.7462   29.813
2005.7734   43.982
2005.8005   54.077
2005.8277   54.695
2005.8548   49.815
2005.8820   50.761
2005.9091   39.761
2005.9363   30.010
2005.9634   42.053
2005.9906   48.438
2006.0177   35.413
2006.0449   27.481
2006.0720   31.738
2006.0992   35.322
2006.1263   33.913
2006.1534   30.510
2006.1806   38.192
2006.2077   25.170
2006.2349   29.149
2006.2620   31.454
2006.2892   34.589
2006.3163   22.944
2006.3435   24.876
2006.3706   24.665
2006.3978   26.488
2006.4249   27.145
2006.4521   32.303
2006.4792   38.628
2006.5064   36.355
2006.5335   34.454
2006.5607   33.897
2006.5878   44.801
2006.6150   39.522
2006.6421   36.767
2006.6693   34.652
2006.6964   37.584
2006.7236   48.459
2006.7507   50.409
2006.7779   43.733
2006.8050   39.984
2006.8321   32.105
2006.8864   42.320
2006.9136   34.890
2006.9407   38.170
2006.9679   33.084
2006.9950   30.141
2007.0222   32.790
2007.0493   25.428
2007.0765   32.121
2007.1036   31.549
2007.1308   31.154
2007.1579   35.482
2007.1851   29.612
2007.2122   24.978
2007.2394   27.194
2007.2665   27.680
2007.2937   35.550
2007.3208   30.435
2007.3480   30.473
2007.3751   29.466
2007.4023   31.076
2007.4294   23.005
2007.4566   32.150
2007.4837   23.660
2007.5109   30.463
2007.5380   30.105
2007.5651   33.220
2007.5923   41.347
2007.6194   38.743
2007.6466   31.417
2007.6737   28.474
2007.7009   39.628
2007.7280   44.539
2007.7552   41.377
2007.7823   34.452
2007.8095   31.237
2007.8366   32.406
2007.8638   44.365
2007.8909   44.063
2007.9181   35.208
2007.9452   33.222
2007.9724   25.486
2007.9995   33.187
2008.0267   35.696
2008.0538   32.118
2008.0810   26.576
2008.1081   22.241
2008.1353   31.921
2008.1624   31.169
2008.1896   29.792
2008.2167   29.499
2008.2439   31.098
2008.2710   31.807
2008.2981   22.738
2008.3253   17.639
2008.3524   29.883
2008.3796   34.454
2008.4067   28.095
2008.4339   33.727
2008.4610   35.613
2008.4882   30.706
2008.5153   32.447
2008.5425   34.438
2008.5696   38.046
2008.5968   43.771
2008.6239   40.498
2008.6511   39.114
2008.6782   39.877
2008.7054   34.046
2008.7325   36.735
2008.7597   36.250
2008.7868   34.099
2008.8140   28.627
2008.8411   31.916
2008.8683   31.062
2008.8954   23.746
2008.9226   37.037
2008.9497   30.247
2008.9769   28.439
2009.0040   34.932
2009.0311   40.846
2009.0583   37.920
2009.0854   23.117
2009.1126   23.413
2009.1397   27.546
2009.1669   26.578
2009.1940   26.408
2009.2212   29.894
2009.2483   35.073
2009.2755   26.086
2009.3026   30.889
2009.3298   34.723
2009.3569   30.144
2009.3841   23.821
2009.4112   23.769
2009.4384   22.557
2009.4655   27.578
2009.4927   33.302
2009.5198   36.238
2009.5470   37.682
2009.5741   57.464
2009.6013   44.065
2009.6284   43.072
2009.6556   54.373
2009.6827   60.493
2009.7099   52.778
2009.7370   56.904
2009.7642   44.035
2009.7913   40.023
2009.8184   42.034
2009.8456   50.183
2009.8727   47.112
2009.8999   44.971
2009.9270   44.487
2009.9542   37.506
2009.9813   37.495
2010.0085   39.883
2010.0356   43.707
2010.0628   34.628
2010.0899   30.230
2010.1171   33.144
2010.1442   36.849
2010.1714   36.230
2010.1985   33.931
2010.2257   29.615
2010.2528   34.001
2010.2800   37.457
2010.3071   41.667
2010.3343   37.093
2010.3614   29.807
2010.3886   31.588
2010.4157   31.974
2010.4429   24.530
2010.4700   32.167
2010.4971   30.167
2010.5243   36.493
2010.5514   39.829
2010.5786   39.255
2010.6057   33.074
2010.6329   37.238
2010.6600   31.856
2010.6872   26.928
2010.7143   22.948
2010.7415   29.565
2010.7686   39.978
2010.7958   38.053
2010.8229   39.812
2010.8501   43.809
2010.8772   28.597
2010.9044   21.551
2010.9315   32.006
2010.9587   34.975
2010.9858   29.639
2011.0130   29.155
2011.0401   28.738
2011.0673   31.601
2011.0944   24.773
2011.1216   28.752
2011.1487   27.592
2011.1759   17.628
2011.2030   20.917
2011.2301   24.240
2011.2573   34.038
2011.2844   29.667
2011.3116   23.886
2011.3387   21.333
2011.3659   20.882
2011.3930   28.205
2011.4202   28.656
2011.4473   34.502
2011.4745   37.738
2011.5016   27.618
2011.5288   33.134
2011.5559   35.028
2011.5831   45.004
2011.6102   50.903
2011.6374   49.245
2011.6645   47.006
2011.6917   46.109
2011.7188   45.200
2011.7460   54.467
2011.7731   54.289
2011.8003   37.384
2011.8274   34.689
2011.8546   32.312
2011.8817   35.981
2011.9089   39.004
2011.9360   30.543
2011.9631   31.572
2011.9903   32.626
2012.0174   41.257
2012.0446   33.197
2012.0717   45.923
2012.0989   34.927