| Hiking companions: | 100 |
| Hiking companions who only hiked once with Mike: | 41 |
| Hiking companions who only hiked twice with Mike: | 13 |
| Hiking companions who hiked more than 10 times with Mike: | 14 |
| Hikes up Mt. Si | 139 |
| Miles on Mt. Si | 1088 |
| Years Mt. Si has been hiked once a month | 10 |