I'm still using this unefficient formula.
=SUM(COUNTIF(B3;"<"&B2);COUNTIF(C3;"<"&C2);COUNTIF(D3;"<"&D2);COUNTIF(E3;"<"&E2);COUNTIF(F3;"<"&F2);COUNTIF(G3;"<"&G2))

What about hundreds criterias?