Source. 1937, 178:1. 1939, 138:22. 1941, 103:44. RL 218:13. 1945, 138:23. 1951, 140:10; 142:8. 1953, 209:13. RSA 282:14(E). 1955, 141:20. 1961, 88:37, 38. 1973, 528:177-179. 1981, 408:3. 2009, 249:1, eff. Jan. 1, 2010.