English-French translation for "not by much"

not by much

These cancer risk estimates are somewhat lower, although not by much, than those previously published in the Committee's 2000 report.

     not

     by

     by

     by

     much

     by

     by

     if not

by the

by day

     by now

     so much

     so much

     as much

     so much

     by

Not so.

     if not

     Or not!