| | “Class A” | | “Class B” | | “Class E” | | Total | | ||||||||||||||||
| | Shares | | Amount | | Shares | | Amount | | Shares | | Amount | | Shares | | Amount | | ||||||||
Outstanding at January 1, 2015 | | | 318,140 | | | 10,708 | | | 589,174 | | | 16,242 | | | 2,295,186 | | | 50,677 | | | 3,202,500 | | | 77,627 | |
Repurchase of common stock | | | - | | | - | | | - | | | - | | | - | | | - | | | - | | | - | |
Restricted stock issued directors | | | - | | | - | | | - | | | - | | | (57,000) | | | (1,259) | | | (57,000) | | | (1,259) | |
Exercised stock options - compensation plans | | | - | | | - | | | - | | | - | | | (70,358) | | | (1,553) | | | (70,358) | | | (1,553) | |
Restricted stock units vested | | | - | | | - | | | - | | | - | | | (64,208) | | | (1,418) | | | (64,208) | | | (1,418) | |
Outstanding at December 31, 2015 | | | 318,140 | | | 10,708 | | | 589,174 | | | 16,242 | | | 2,103,620 | | | 46,447 | | | 3,010,934 | | | 73,397 | |
| | | | | | | | | | | | | | | | | | | | | | | | | |
Repurchase of common stock | | | - | | | - | | | - | | | - | | | - | | | - | | | - | | | - | |
Restricted stock issued directors | | | - | | | - | | | - | | | - | | | (57,000) | | | (1,259) | | | (57,000) | | | (1,259) | |
Exercised stock options - compensation plans | | | - | | | - | | | - | | | - | | | (68,785) | | | (1,519) | | | (68,785) | | | (1,519) | |
Restricted stock units vested | | | - | | | - | | | - | | | - | | | (65,358) | | | (1,443) | | | (65,358) | | | (1,443) | |
Outstanding at December 31, 2016 | | | 318,140 | | | 10,708 | | | 589,174 | | | 16,242 | | | 1,912,477 | | | 42,226 | | | 2,819,791 | | | 69,176 | |
| | | | | | | | | | | | | | | | | | | | | | | | | |
Repurchase of common stock | | | - | | | - | | | 1,000 | | | 28 | | | - | | | - | | | 1,000 | | | 28 | |
Restricted stock issued - directors | | | - | | | - | | | - | | | - | | | (57,000) | | | (1,259) | | | (57,000) | | | (1,259) | |
Exercised stock options - compensation plans | | | - | | | - | | | - | | | - | | | (142,268) | | | (3,140) | | | (142,268) | | | (3,140) | |
Restricted stock units - vested | | | - | | | - | | | - | | | - | | | (70,519) | | | (1,557) | | | (70,519) | | | (1,557) | |
Outstanding at December 31, 2017 | | | 318,140 | | | 10,708 | | | 590,174 | | | 16,270 | | | 1,642,690 | | | 36,270 | | | 2,551,004 | | | 63,248 | |