world with no return freight, and so well as Canada,

1973 0.226865 4.407915 6.4509% 1972 1.233424 0.810751 4.7304% 1971 6.082334 0.164411 5.7132% 1970 0.171126 5.843653 5.5272% 1969 5.038071 0.198489 5.5714% 1968 5.094533 0.196289 5.0148% 1967 3.205443 0.311969 2.5719% 1966 2.380942 0.420002 3.5485% 1965 0.313836 3.186374 2.7360% 1964 1.270253 0.787245 1.5423% 1963 4.101343 0.243823 1.5697% 1962 1.032348 0.968666 2.2421% 1961 1.186323 0.842941 0.9709% 1960 4.175631 0.239485 1.6442% 1959 2.082265 0.480246 2.3579% 1958 2.034297 0.491570 2.0623% 1957 0.898132 1.113422 3.5571% 1956 4.014436 0.249101 3.3098% 1955 0.826745 1.209563 3.4226%

callower