rightnow farm clams have nosense even when they are in 20kk.
1h farming clams; 3 clams = 60kk. If u are lucky and drop counterattack get 12w but i dropped 1 in 4 months farming hl2 xD
1h farming red changers = 5-10 150kk around
1h farming hell run (x2)= 200kk around
So...just think about