years = [1972, 1976, 1977, 1979, 1982, 1987, 1987, 1994, 1995, 1997, 1999, 2001, 2002, 2005, 2006, 2009, 2011, 2014, 2018]

sram = [1280, 435, 1120, 1740, 951.7, 220, 111, 44, 18.1, 10.26, 5.5, 2.09, 1.0, 0.570, 0.346, 0.148, 0.092, 0.0499, 0.0312]

processName = [8, 5, 3, 2, 1.5, 1, .8, .5, .35, .25, .18, .13, .09, .065, .045, .032, .022, .014, .01]

gateLength = [8, 5, 3, 2, 1.5, 1, .8, .5, .35, .2, .13, .06, .05, .035, .035, .03, .026, .02, .02]

metalLayers = [1, 1, 1, 1, 1, 2, 3, 3, 4, 5, 6, 6, 7, 8, 9, 10, 11, 12, 13]