"over the same time frame" is grammatically correct and commonly used in written English.
It can be used to refer to a specific period of time that is being compared to another period of time. Example: "The sales for the company increased over the same time frame, showing a 10% growth compared to last year."
Over the same time frame, however, the median price declined by 1 percent.
The rental market, which often moves inversely to the sales market, has improved over the same time frame.
By comparison, over the same time frame, the C.P.S.C. estimates that there have been roughly one million football-related fractures.
It also predicts that the supply of oil from fields that are currently in production will plummet over the same time frame.
Facebook comments on politicians' public pages over the same time frame were also analysed by Guardian Australia but revealed little abuse.
Over the same time frame, Danish energy consumption has stayed constant and Denmark's gross domestic product has grown by more than 40percentt.
"One possible explanation could be the concurrent decrease in physical activity and increase in sedentary behaviour over the same time frame".
The eastern portion was populated over the same time frame mostly by Italians, along with a mix of Irish, Jewish and Greek immigrants.
Along the Jersey Shore over the same time frame, listings increased to 2,200 from about 700; in the Hamptons they jumped to 750 from 270.
The 1-point decline in state unemployment parallels a 1-point decline in the national unemployment rate, to 8.1 percent from 9.1 percent, over the same time frame.
Over the same time frame in 2006, at the market's height, just eight homes sold, though the average price was higher, at $720,000, according to data from the Greenwich Multiple Listing Service.
