The statistics are from the Wenjie corpus China corpus

mucha: 1
Sense: Not a marker: 0
Sense: Numeroso, abundante o intenso: 1
wenjie, 1
muchas: 8
Sense: Not a marker: 2
wenjie, 2
Sense: Numeroso, abundante o intenso: 6
wenjie, 6
mucho: 14
Sense: Not a marker: 1
wenjie, 1
Sense: Numeroso, abundante o intenso: 13
wenjie, 13
muchos: 8
Sense: Not a marker: 2
wenjie, 2
Sense: Numeroso, abundante o intenso: 6
wenjie, 6