addition , we are exposed to gains and losses resulting from fluctuations in foreign currency exchange rates on transactions generated by our international subsidiaries in currencies other than their local currencies . these gains and losses are primarily driven by inter-company transactions . these exposures are included in other income ( expense ) , net on the consolidated statements of income . since 2007 , we have used foreign currency forward contracts to reduce the risk from exchange rate fluctuations on inter-company transactions and projected inventory purchases for our canadian subsidiary . beginning in december 2008 , we began using foreign currency forward contracts in order to reduce the risk associated with foreign currency exchange rate fluctuations on inter-company transactions for our european subsidiary . we do not enter into derivative financial instruments for speculative or trading purposes . based on the foreign currency forward contracts outstanding as of december 31 , 2009 , we receive us dollars in exchange for canadian dollars at a weighted average contractual forward foreign currency exchange rate of 1.04 cad per $ 1.00 and us dollars in exchange for euros at a weighted average contractual foreign currency exchange rate of 0.70 eur per $ 1.00 . as of december 31 , 2009 , the notional value of our outstanding foreign currency forward contracts for our canadian subsidiary was $ 15.4 million with contract maturities of 1 month , and the notional value of our outstanding foreign currency forward contracts for our european subsidiary was $ 56.0 million with contract maturities of 1 month . the foreign currency forward contracts are not designated as cash flow hedges , and accordingly , changes in their fair value are recorded in other income ( expense ) , net on the consolidated statements of income . the fair value of our foreign currency forward contracts was $ 0.3 million and $ 1.2 million as of december 31 , 2009 and 2008 , respectively . these amounts are included in prepaid expenses and other current assets on the consolidated balance sheet . refer to note 9 for a discussion of the fair value measurements . other income ( expense ) , net included the following amounts related to changes in foreign currency exchange rates and derivative foreign currency forward contracts: .

1	year ended december 31 , ( in thousands )	year ended december 31 , 2009	year ended december 31 , 2008	2007
2	unrealized foreign currency exchange rate gains ( losses )	$ 5222	$ -5459 ( 5459 )	$ 2567
3	realized foreign currency exchange rate gains ( losses )	-261 ( 261 )	-2166 ( 2166 )	174
4	unrealized derivative gains ( losses )	-1060 ( 1060 )	1650	-243 ( 243 )
5	realized derivative losses	-4412 ( 4412 )	-204 ( 204 )	-469 ( 469 )

although we have entered into foreign currency forward contracts to minimize some of the impact of foreign currency exchange rate fluctuations on future cash flows , we cannot be assured that foreign currency exchange rate fluctuations will not have a material adverse impact on our financial condition and results of operations . inflation inflationary factors such as increases in the cost of our product and overhead costs may adversely affect our operating results . although we do not believe that inflation has had a material impact on our financial position or results of operations to date , a high rate of inflation in the future may have an adverse effect on our ability to maintain current levels of gross margin and selling , general and administrative expenses as a percentage of net revenues if the selling prices of our products do not increase with these increased costs. .

Previous questions in this conversation: what is the balance in the air value of our foreign currency forward contracts in 2009?
Previous answers: 0.3
Question: what about in 2008?
Answer: 1.2