gistfile1.txt

mysql> select s.name, sum(sp.points) from (skill_progresses as sp join users as u on sp.user_id = u.id) join skills s on sp.skill_id = s.id where u.level > 10 group by sp.skill_id;
+-------------------+----------------+
| name              | sum(sp.points) |
+-------------------+----------------+
| Sabotage          |           2411 | 
| First Aid         |          16918 | 
| Vehicle Operation |          27540 | 
| Fast Talk         |           1060 | 
| Seduction         |         105563 | 
| Tracking          |          52910 | 
| Interrogation     |          41314 | 
| Disguise          |           2750 | 
| Athletics         |          17998 | 
| Streetwise        |          35472 | 
| Hacking           |          66076 | 
| Demolitions       |          16834 | 
| Gadgetry          |          41622 | 
| Security          |          30689 | 
| Evasion           |           2453 | 
| Science           |          21817 | 
| Cryptography      |          19876 | 
| Class             |          42151 | 
| Smooth Talk       |          46637 | 
| Infiltration      |          83446 | 
+-------------------+----------------+
20 rows in set (0.04 sec)