my friend:
grad in 2005, engineer in EPC company serving oil,chemical, pharma industries.

2006: $2500, $2700 (confirmed 6 mths later)
2007: $3000
2008: $3300
2009: $3300 (recession no increment)
2010: $4000 (double-increment to compensate 2009 freeze)
2011: $4700 (promotion)

as shown, yearly increment abt $300-$350, which is around 10%.
promotion increment $700