| Options outstanding | | Options exercisable | | |||||||||||||
| Range of exercise prices | | Number outstanding | | Weighted average remaining contractual life (years) | | Weighted average exercise price | | Number exercisable | | Weighted average exercise price | | |||||
| $ | | | | | | | | $ | | | | | $ | | ||
| 0.18 – 0.24 | | | 3,403,334 | | | 3.76 | | | 0.23 | | | 1,669,996 | | | 0.24 | |
| 0.25 – 0.42 | | | 885,000 | | | 1.05 | | | 0.26 | | | 885,000 | | | 0.26 | |
| 0.43 – 0.46 | | | 1,090,000 | | | 0.04 | | | 0.46 | | | 1,090,000 | | | 0.46 | |
| | | | 5,378,334 | | | 2.56 | | | 0.31 | | | 3,664,996 | | | 0.34 | |