the relevant professional bodies for production or operating

1905 0.622932 1.605312 -3.7992% 1877 1.161763 0.860761 -3.6586% 1881 0.713062 1.402403 2.4963% 1880 1.176512 0.849970 0.0000% 1879 1.000000 1.000000 -8.4517% 1930 1.893242 0.528195 -2.7367% 1929 0.536751 1.863062 -0.6823% 1927 0.453696 2.204121 -2.0001% 1925 1.764705 0.566667 0.6731% 1924 0.138343 7.228387 2.0549% 1923 1.946512 0.513740 -0.6823% 1927 1.750060 0.571409 6.5229% 1941 0.464639 2.152207 6.1527% 1940 0.107171 9.330849 2.3623% 1939 1.716181 0.582689 -1.5482% 1938 0.859980 1.162818 -1.5312% 1937 1.871512 0.534327 3.9669% 1936 0.350987 2.849105 0.0000% 1935 1.000000 1.000000 3.2661% 1944 2.095952 0.477110 1.3234% 1943 0.110802 9.025141 2.7232% 1942 0.540438 1.850351 -2.0001% 1925 0.462955 2.160038 0.6731% 1924 1.960525 0.510068 2.0549% 1923 1.946512 0.513740 2.8137% 1921 1.820604 0.549268 -7.1894% 1920 0.692309 1.444441 1.3234% 1943 0.555155 1.801298 2.7232% 1942 0.171527 5.830002 6.5229% 1941 1.890429 0.528980 6.1527% 1940 0.069701 14.347064 2.3623% 1939 0.482889 2.070868 -1.5482% 1938 1.612404 0.620192 -1.5312% 1937 1.955352

vortices