Options outstanding | Options exercisable | |||||||||||||
Number | Weighted average contractual life (years) | Weighted average exercise price | Number | Weighted average exercise price | ||||||||||
Range of exercise prices | CDN$ | CDN$ | ||||||||||||
December 31, 2017 | ||||||||||||||
$12.04 to $12.14 | 453,750 | 2.92 | 12.05 | 443,125 | 12.05 | |||||||||
$12.55 to $14.34 | 380,625 | 3.88 | 12.58 | 278,125 | 12.60 | |||||||||
834,375 | 3.36 | 12.29 | 721,250 | 12.26 | ||||||||||
December 31, 2016 | ||||||||||||||
$1.55 to $1.80 | 90,000 | 0.47 | 1.73 | 90,000 | 1.73 | |||||||||
$12.04 to $14.34 | 971,250 | 4.53 | 12.27 | 602,500 | 12.20 | |||||||||
1,061,250 | 4.18 | 11.38 | 692,500 | 10.84 | ||||||||||
December 31, 2015 | ||||||||||||||
$1.55 to $2.19 | 536,250 | 4.00 | 1.65 | 536,250 | 1.65 | |||||||||
$12.04 to $14.34 | 1,081,250 | 5.35 | 12.31 | 414,375 | 12.25 | |||||||||
1,617,500 | 4.90 | 8.78 | 950,625 | 6.27 | ||||||||||