year      msl_ib_ns(mm) #version_2011_rel4
1992.9595   -4.889
1992.9866   -6.913
1993.0138   -9.165
1993.0409  -12.178
1993.0681  -11.172
1993.0952   -8.414
1993.1223   -2.483
1993.1495   -2.214
1993.1766   -7.932
1993.2038   -7.264
1993.2309   -3.225
1993.2852   -0.300
1993.3124    0.862
1993.3395   -5.600
1993.3667   -8.576
1993.3938   -6.938
1993.4210   -1.376
1993.4481    0.868
1993.4753   -1.767
1993.5024   -5.192
1993.5296   -5.750
1993.5839   -1.472
1993.6110   -1.319
1993.6382   -2.279
1993.6653   -7.034
1993.6925   -8.140
1993.7196   -6.113
1993.7468    0.498
1993.7739    3.019
1993.8010   -1.818
1993.8553   -8.825
1993.8825   -5.310
1993.9096   -1.954
1993.9368    0.223
1993.9639    1.956
1993.9911   -4.360
1994.0182   -6.263
1994.0454   -0.682
1994.0725    3.545
1994.0997   -0.246
1994.1268   -6.865
1994.1540  -12.064
1994.1811   -3.468
1994.2354    3.800
1994.2626    2.371
1994.2897   -0.854
1994.3169   -6.852
1994.3440   -5.629
1994.3712   -1.836
1994.3983   -2.913
1994.4255   -1.657
1994.4526   -3.922
1994.5069   -7.066
1994.5340   -0.932
1994.5612    1.571
1994.5883   -0.565
1994.6155   -7.737
1994.6426   -8.790
1994.6698   -8.449
1994.6969    0.341
1994.7241    0.637
1994.7512   -3.770
1994.7784   -5.807
1994.8055   -6.407
1994.8327   -7.446
1994.8870   -2.363
1994.9141   -9.111
1994.9413   -7.606
1994.9684   -5.748
1994.9956   -0.385
1995.0227    3.231
1995.0499    3.642
1995.0770    4.378
1995.1042   -4.192
1995.1313  -10.279
1995.1585   -1.588
1995.2128    7.471
1995.2399   -1.793
1995.2670   -5.077
1995.2942   -7.209
1995.3213   -1.912
1995.3756   -0.965
1995.4028   -0.852
1995.4299   -2.610
1995.4571   -5.116
1995.4842   -3.056
1995.5657   -2.178
1995.5928   -6.386
1995.6200   -7.208
1995.6471   -4.427
1995.6743    1.589
1995.7014    2.756
1995.7286    2.096
1995.7557   -5.413
1995.7829   -7.584
1995.8372   -0.690
1995.8643    1.339
1995.8915   -0.138
1995.9458   -7.007
1995.9729    3.423
1996.0000    3.015
1996.0272   -1.002
1996.0543   -4.833
1996.0815   -8.044
1996.1086   -5.228
1996.1629    7.023
1996.1901    1.488
1996.2172   -0.512
1996.2444   -3.228
1996.2715   -4.044
1996.2987    1.239
1996.3258    5.367
1996.3530    3.409
1996.3801   -0.754
1996.4073   -2.128
1996.4344   -0.197
1996.4887    8.065
1996.5159    5.651
1996.5430    3.139
1996.5702    1.227
1996.5973    1.825
1996.6245    2.549
1996.6516    3.973
1996.6788    2.200
1996.7059   -1.252
1996.7330   -3.852
1996.7602   -2.601
1996.8145    0.928
1996.8416    4.378
1996.8688    0.918
1996.8959   -4.057
1996.9231   -0.394
1996.9502    5.202
1996.9774    4.673
1997.0045    2.575
1997.0317   -1.237
1997.0588   -6.228
1997.0860    0.473
1997.1403    4.688
1997.1674    2.180
1997.1946   -1.984
1997.2217   -2.052
1997.2489    2.668
1997.2760    8.234
1997.3032    4.783
1997.3303    3.034
1997.3575    6.021
1997.3846    0.149
1997.4118    6.421
1997.4660   12.339
1997.4932   11.028
1997.5203    7.833
1997.5475    7.929
1997.5746   11.134
1997.6289   12.252
1997.6561   13.107
1997.6832    9.200
1997.7104    8.036
1997.7375   14.479
1997.7918   16.191
1997.8190   13.355
1997.8461   10.465
1997.8733    7.308
1997.9004   10.618
1997.9276   15.873
1997.9547   12.522
1997.9819   11.354
1998.0090    4.456
1998.0362    8.015
1998.0905   15.513
1998.1176   15.181
1998.1448   11.420
1998.1719    6.707
1998.1990    9.600
1998.2262   12.309
1998.2533   18.598
1998.2805   19.154
1998.3076   12.399
1998.3348   11.899
1998.3619    8.745
1998.4162   12.542
1998.4434   13.621
1998.4705    8.862
1998.4977    6.390
1998.5248    6.756
1998.5520    7.990
1998.6063    8.101
1998.6334    4.249
1998.6606    4.838
1998.6877    5.372
1998.7149    9.132
1998.7420   11.826
1998.7692   11.734
1998.8235    5.365
1998.8506    6.177
1998.8777   13.202
1998.9049    8.529
1998.9320   17.862
1998.9592   11.028
1998.9863    5.881
1999.0135    8.202
1999.0406   14.880
1999.0949   10.775
1999.1492    7.156
1999.1764   10.717
1999.2035   13.002
1999.2307   16.814
1999.2578   12.415
1999.2850    8.445
1999.3393    9.579
1999.3664   12.987
1999.3936   12.673
1999.4207   14.496
1999.4479    7.376
1999.4750    5.358
1999.5022    8.591
1999.5293   15.278
1999.5565   16.609
1999.5836   12.915
1999.6107    6.860
1999.6379   10.929
1999.6922   13.686
1999.7193   17.312
1999.7465   14.436
1999.7736   14.143
1999.8008    9.774
1999.8279   12.691
1999.8551   17.639
1999.8822   17.269
1999.9094   14.358
1999.9637   12.774
1999.9908   16.861
2000.0180   18.496
2000.0451   19.148
2000.0723   16.592
2000.0994   10.117
2000.1266   11.429
2000.1537   18.331
2000.1809   20.656
2000.2080   19.347
2000.2352   19.472
2000.2895   12.716
2000.3166   14.808
2000.3437   15.629
2000.3709   17.239
2000.3980   14.868
2000.4252   10.901
2000.4523    9.247
2000.4795   13.401
2000.5066   16.228
2000.5338   18.181
2000.5881    7.073
2000.6152   13.335
2000.6695   17.512
2000.6967   17.052
2000.7238   17.828
2000.7510   16.250
2000.7781   17.104
2000.8053   19.307
2000.8596   22.772
2000.8867   17.524
2000.9139   16.713
2000.9410   13.426
2000.9682   17.033
2000.9953   22.820
2001.0225   19.095
2001.0767   14.532
2001.1039   18.659
2001.1310   20.667
2001.1582   25.527
2001.1853   25.274
2001.2125   17.176
2001.2396   17.003
2001.2668   19.050
2001.2939   24.991
2001.3211   25.455
2001.3482   21.700
2001.3754   18.374
2001.4025   15.087
2001.4297   16.805
2001.4568   20.406
2001.4840   25.981
2001.5111   26.452
2001.5383   23.086
2001.5654   16.681
2001.5926   22.500
2001.6197   23.638
2001.6469   24.453
2001.6740   23.260
2001.7012   21.677
2001.7283   21.623
2001.7555   24.526
2001.7826   24.825
2001.8097   23.824
2001.8369   26.569
2001.8640   22.657
2001.8912   19.344
2001.9183   19.874
2001.9455   22.048
2001.9726   24.887
2001.9998   25.575
2002.0269   18.020
2002.0541   19.489
2002.0812   27.065
2002.1084   30.052
2002.1355   28.667
2002.1627   23.629
2002.1898   17.944
2002.2170   20.758
2002.2441   23.056
2002.2713   29.227
2002.2984   25.536
2002.3256   25.078
2002.3527   19.940
2002.3799   22.870
2002.4070   25.675
2002.4342   25.861
2002.4613   22.839
2002.4885   26.398
2002.5156   25.632
2002.5427   26.202
2002.5699   29.844
2002.5970   33.283
2002.6242   33.269
2002.6513   26.613
2002.6785   22.942
2002.7056   25.109
2002.7328   30.888
2002.7599   29.018
2002.7871   30.476
2002.8142   30.777
2002.8414   23.403
2002.8685   25.398
2002.8957   33.533
2002.9228   30.294
2002.9500   29.045
2002.9771   27.112
2003.0043   24.213
2003.0314   24.037
2003.0586   32.654
2003.0857   35.168
2003.1129   34.479
2003.1400   23.674
2003.1672   25.878
2003.1943   28.360
2003.2214   32.110
2003.2486   32.612
2003.2757   28.060
2003.3029   26.545
2003.3300   25.963
2003.3572   26.278
2003.3843   30.392
2003.4115   31.543
2003.4386   25.051
2003.4658   25.416
2003.4929   24.036
2003.5201   26.146
2003.5472   31.812
2003.5744   31.416
2003.6015   29.496
2003.6287   23.332
2003.6558   25.223
2003.6830   31.648
2003.7101   31.701
2003.7373   30.090
2003.7644   30.097
2003.7916   25.928
2003.8187   26.864
2003.8459   27.496
2003.8730   30.310
2003.9273   30.279
2003.9544   26.916
2003.9816   25.278
2004.0087   30.561
2004.0359   36.170
2004.0630   36.023
2004.0902   31.964
2004.1173   20.489
2004.1716   31.315
2004.1988   34.684
2004.2259   33.489
2004.2531   31.179
2004.2802   28.502
2004.3074   34.246
2004.3345   28.758
2004.3617   30.725
2004.3888   28.196
2004.4160   27.098
2004.4431   25.894
2004.4703   29.144
2004.4974   36.034
2004.5246   36.819
2004.5517   33.424
2004.5789   29.213
2004.6060   30.344
2004.6332   32.043
2004.6603   33.941
2004.6874   38.752
2004.7146   38.951
2004.7417   29.165
2004.7689   30.750
2004.7960   30.423
2004.8232   32.331
2004.8503   35.516
2004.8775   35.476
2004.9046   29.378
2004.9318   30.367
2004.9589   33.484
2004.9861   42.369
2005.0132   35.945
2005.0404   33.294
2005.0675   33.475
2005.0947   32.615
2005.1218   35.250
2005.1490   38.493
2005.1761   44.029
2005.2033   41.679
2005.2304   29.552
2005.2576   30.417
2005.2847   39.165
2005.3119   35.582
2005.3390   37.153
2005.3662   38.154
2005.3933   34.653
2005.4204   33.641
2005.4476   35.582
2005.4747   40.146
2005.5019   40.242
2005.5290   38.412
2005.5562   34.108
2005.5833   37.552
2005.6105   34.669
2005.6376   36.599
2005.6648   40.380
2005.6919   36.362
2005.7734   36.513
2005.8005   37.973
2005.8277   38.402
2005.8548   40.325
2005.8820   39.417
2005.9091   39.032
2005.9363   38.221
2005.9634   42.793
2005.9906   41.968
2006.0177   35.064
2006.0449   33.147
2006.0720   35.610
2006.0992   37.642
2006.1263   39.856
2006.1534   39.362
2006.1806   39.860
2006.2077   31.062
2006.2349   32.420
2006.2620   37.155
2006.2892   39.073
2006.3163   35.721
2006.3435   33.618
2006.3706   36.377
2006.3978   39.441
2006.4249   37.421
2006.4521   40.849
2006.4792   42.531
2006.5064   39.873
2006.5335   37.302
2006.5607   39.547
2006.5878   42.262
2006.6150   38.475
2006.6421   39.764
2006.6693   38.456
2006.6964   37.612
2006.7236   38.355
2006.7507   40.198
2006.7779   42.333
2006.8050   42.583
2006.8864   39.622
2006.9136   37.906
2006.9407   45.365
2006.9679   42.205
2006.9950   36.811
2007.0222   34.098
2007.0493   31.945
2007.0765   40.044
2007.1036   40.781
2007.1308   38.611
2007.1579   40.070
2007.1851   34.079
2007.2122   34.895
2007.2394   40.132
2007.2665   44.936
2007.2937   41.811
2007.3208   37.147
2007.3480   31.310
2007.3751   37.331
2007.4023   41.344
2007.4294   41.060
2007.4566   39.722
2007.4837   36.830
2007.5109   34.197
2007.5380   36.234
2007.5651   37.927
2007.5923   39.450
2007.6194   39.982
2007.6466   33.359
2007.6737   30.430
2007.7009   35.009
2007.7280   39.740
2007.7552   40.894
2007.7823   38.087
2007.8095   35.768
2007.8366   34.331
2007.8638   39.891
2007.8909   44.910
2007.9181   43.513
2007.9452   41.761
2007.9724   33.623
2007.9995   33.561
2008.0267   38.129
2008.0538   43.895
2008.0810   43.664
2008.1081   35.446
2008.1353   36.439
2008.1624   34.717
2008.1896   39.849
2008.2167   42.630
2008.2439   42.093
2008.2710   39.090
2008.2981   37.675
2008.3253   34.087
2008.3796   47.293
2008.4067   46.647
2008.4339   43.849
2008.4610   42.406
2008.4882   43.569
2008.5153   44.516
2008.5425   45.769
2008.5696   44.349
2008.5968   40.500
2008.6239   39.676
2008.6511   38.167
2008.6782   39.685
2008.7054   40.249
2008.7325   40.699
2008.7868   36.862
2008.8140   37.370
2008.8411   41.616
2008.8683   43.118
2008.8954   41.582
2008.9226   44.710
2008.9497   40.140
2008.9769   37.745
2009.0040   41.069
2009.0311   45.906
2009.0583   48.871
2009.0854   40.051
2009.1126   35.326
2009.1397   42.419
2009.1669   46.008
2009.1940   48.492
2009.2212   46.874
2009.2483   43.510
2009.2755   40.555
2009.3026   42.635
2009.3298   46.595
2009.3569   50.959
2009.3841   44.515
2009.4112   39.685
2009.4384   41.824
2009.4655   44.298
2009.4927   44.161
2009.5198   43.556
2009.5470   44.667
2009.5741   46.917
2009.6013   40.095
2009.6284   42.867
2009.6556   48.730
2009.6827   50.618
2009.7099   50.115
2009.7370   46.171
2009.7642   43.733
2009.7913   45.746
2009.8184   50.895
2009.8456   53.150
2009.8727   47.950
2009.8999   45.228
2009.9270   43.237
2009.9542   45.852
2009.9813   52.566
2010.0085   48.692
2010.0356   46.429
2010.0628   41.772
2010.0899   38.677
2010.1171   46.381
2010.1442   53.487
2010.1714   55.016
2010.1985   45.231
2010.2257   42.317
2010.2528   43.213
2010.2800   44.287
2010.3071   49.267
2010.3343   51.044
2010.3614   46.096
2010.3886   47.310
2010.4157   45.773
2010.4429   50.854
2010.4700   53.895
2010.4971   52.812
2010.5243   47.284
2010.5786   46.504
2010.6057   45.304
2010.6329   52.367
2010.6600   46.252
2010.6872   43.524
2010.7143   41.647
2010.7415   40.333
2010.7686   41.120
2010.7958   48.945
2010.8229   46.995
2010.8501   42.981
2010.8772   41.095
2010.9044   37.630
2010.9315   44.985
2010.9587   46.260
2010.9858   46.331
2011.0130   43.572
2011.0401   39.170
2011.0673   39.214
2011.0944   44.053
2011.1216   46.934
2011.1487   47.614
2011.1759   40.827
2011.2030   38.173
2011.2301   38.836
2011.2573   44.720
2011.2844   45.120
2011.3116   44.341
2011.3387   40.127
2011.3659   39.925
2011.3930   40.744
2011.4202   44.514
2011.4473   49.050
2011.4745   49.533
2011.5016   42.751
2011.5288   42.834
2011.5559   44.878
2011.5831   47.121
2011.6102   53.638
2011.6374   50.136
2011.6645   47.444
2011.6917   45.239