year mo zed etazed eta
1956 01 4.02067975022398 2.83775895405573 4.02067975022398
1956 02 -7.01693745655185 -8.27018223889855 -7.01693745655185
1956 03 7.54854488139225 5.95450503816784 7.54854488139225
1956 04 9.73907199800555 7.97907182446578 9.73907199800555
1956 05 16.0050663071723 14.2627909632846 16.0050663071723
1956 06 16.250889774587 14.4441574005784 16.250889774587
1956 07 19.5557261961236 17.8694862606145 19.5557261961236
1956 08 17.3991742811597 15.7681890393161 17.3991742811597
1956 09 17.6650206223582 16.2459280618536 17.6650206223582
1956 10 10.5625669907643 9.18253347639734 10.5625669907643
1956 11 4.54486064022334 3.26504036813359 4.54486064022334
1956 12 3.95716241487025 2.93018998000797 3.95716241487025
1957 01 0.891019032178874 -0.0760762532392301 0.891019032178874
1957 02 7.44924795912905 6.03123736949598 7.44924795912905
1957 03 10.8776492017771 9.47478133494356 10.8776492017771
1957 04 11.3623145906573 9.67471551901713 11.3623145906573
1957 05 12.9122970208336 11.1737011915877 12.9122970208336
1957 06 19.1171464879983 17.4499819408443 19.1171464879983
1957 07 20.4952413905514 18.7764772299101 20.4952413905514
1957 08 18.5180291202705 16.8421548596282 18.5180291202705
1957 09 16.1871849598926 14.6159420337525 16.1871849598926
1957 10 11.2599022924498 10.1381341973752 11.2599022924498
1957 11 6.51623854987837 5.38429024235013 6.51623854987837
1957 12 2.33198817965704 1.29750432474545 2.33198817965704
