Vocabulary to represent changes in graphs

 Vocabulary to represent changes in graphs: 

Type of Change	Adverb form	Adjective form
Rapid change	dramatically / rapidly / sharply / quickly / hurriedly / speedily / swiftly	dramatic / rapid / sharp / quick / hurried / speedy / swift
Moderate change	moderately / gradually / progressively / sequentially	moderate / gradual / progressive /  sequential
Slight change	slightly / slowly / mildly / tediously	slight / slow / mild / tedious

Example:  

1. The economic inflation of the country increased sharply by 20% in 2008.

2. There was a sharp drop in the industrial production in the year 2009. 

3. The demand for new houses dramatically increased in 2002.