2.333322 0.428573 3.5485% 1965 0.137715 7.261347 2.7360% 1964 2.860968 0.349532 1.5423% 1963 4.499808 0.222232 1.5697% 1962 4.430266 0.225720 2.2421% 1961 1.305427 0.766033 0.9709% 1960 0.209631 4.770281 1.6442% 1959 0.110113 9.081547 2.3579% 1958 3.666817 0.272716 2.0623% 1957 2.221323 0.450182 3.5571% 1956
electroplated