year mo zed etazed eta
1956 01 4.11396807974074 2.61040208607635 4.11396807974074
1956 02 -1.96836278461218 -3.56131494385872 -1.96836278461218
1956 03 7.961234030351 5.93511012705844 7.961234030351
1956 04 11.6234632119108 9.38639339426137 11.6234632119108
1956 05 18.0098273849743 15.7952869295565 18.0098273849743
1956 06 19.772232454466 17.4757630999568 19.772232454466
1956 07 23.3317737365023 21.1884577745182 23.3317737365023
1956 08 23.5040313753603 21.4309475697936 23.5040313753603
1956 09 19.7396382767765 17.9358832639739 19.7396382767765
1956 10 13.3260548946716 11.5719463617583 13.3260548946716
1956 11 7.30740542844796 5.68067416685403 7.30740542844796
1956 12 4.20049353134549 2.89514761597109 4.20049353134549
1957 01 2.46943344620602 1.24019511638887 2.46943344620602
1957 03 11.0790473534363 9.29591493661849 11.0790473534363
1957 04 12.8120975170103 10.6670540083688 12.8120975170103
1957 05 15.0038267057483 12.7939631425676 15.0038267057483
1957 06 20.9036948352317 18.7846248796917 20.9036948352317
1957 07 23.7080883629746 21.5234320855295 23.7080883629746
1957 08 22.7163201109204 20.5861795671736 22.7163201109204
1957 09 18.9740043955546 16.9768567934645 18.9740043955546
1957 10 13.3706896767184 11.9448525741877 13.3706896767184
1957 11 9.19515086096992 7.75637407447798 9.19515086096992
1957 12 3.78676080944104 2.47186741143986 3.78676080944104
