korea engineering plastics co. , ltd . founded in 1987 , kepco is the leading producer of pom in south korea . kepco is a venture between celanese's ticona business ( 50% ( 50 % ) ) , mitsubishi gas chemical company , inc . ( 40% ( 40 % ) ) and mitsubishi corporation ( 10% ( 10 % ) ) . kepco has polyacetal production facilities in ulsan , south korea , compounding facilities for pbt and nylon in pyongtaek , south korea , and participates with polyplastics and mitsubishi gas chemical company , inc . in a world-scale pom facility in nantong , china . polyplastics co. , ltd . polyplastics is a leading supplier of engineered plastics in the asia-pacific region and is a venture between daicel chemical industries ltd. , japan ( 55% ( 55 % ) ) , and celanese's ticona business ( 45% ( 45 % ) ) . established in 1964 , polyplastics is a producer and marketer of pom and lcp in the asia-pacific region , with principal production facilities located in japan , taiwan , malaysia and china . fortron industries llc . fortron is a leading global producer of polyphenylene sulfide ( 201cpps 201d ) , sold under the fortron ae brand , which is used in a wide variety of automotive and other applications , especially those requiring heat and/or chemical resistance . established in 1992 , fortron is a limited liability company whose members are ticona fortron inc . ( 50% ( 50 % ) ownership and a wholly-owned subsidiary of cna holdings , llc ) and kureha corporation ( 50% ( 50 % ) ownership and a wholly-owned subsidiary of kureha chemical industry co. , ltd . of japan ) . fortron's facility is located in wilmington , north carolina . this venture combines the sales , marketing , distribution , compounding and manufacturing expertise of celanese with the pps polymer technology expertise of kureha . china acetate strategic ventures . we hold an approximate 30% ( 30 % ) ownership interest in three separate acetate production ventures in china . these include the nantong cellulose fibers co . ltd. , kunming cellulose fibers co . ltd . and zhuhai cellulose fibers co . ltd . the china national tobacco corporation , the chinese state-owned tobacco entity , controls the remaining ownership interest in each of these ventures . with an estimated 30% ( 30 % ) share of the world's cigarette production and consumption , china is the world's largest and fastest growing area for acetate tow products according to the 2009 stanford research institute international chemical economics handbook . combined , these ventures are a leader in chinese domestic acetate production and are well positioned to supply chinese cigarette producers . in december 2009 , we announced plans with china national tobacco to expand our acetate flake and tow capacity at our venture's nantong facility and we received formal approval for the expansions , each by 30000 tons , during 2010 . since their inception in 1986 , the china acetate ventures have completed 12 expansions , leading to earnings growth and increased dividends . our chinese acetate ventures fund their operations using operating cash flow . during 2011 , we made contributions of $ 8 million related to the capacity expansions in nantong and have committed contributions of $ 9 million in 2012 . in 2010 , we made contributions of $ 12 million . our chinese acetate ventures pay a dividend in the second quarter of each fiscal year , based on the ventures' performance for the preceding year . in 2011 , 2010 and 2009 , we received cash dividends of $ 78 million , $ 71 million and $ 56 million , respectively . although our ownership interest in each of our china acetate ventures exceeds 20% ( 20 % ) , we account for these investments using the cost method of accounting because we determined that we cannot exercise significant influence over these entities due to local government investment in and influence over these entities , limitations on our involvement in the day-to-day operations and the present inability of the entities to provide timely financial information prepared in accordance with generally accepted accounting principles in the united states ( 201cus gaap 201d ) . 2022 other equity method investments infraservs . we hold indirect ownership interests in several infraserv groups in germany that own and develop industrial parks and provide on-site general and administrative support to tenants . the table below represents our equity investments in infraserv ventures as of december 31 , 2011: .

ownership % (  % ): infraserv gmbh & co . gendorf kg: 39
infraserv gmbh & co . knapsack kg: 27
infraserv gmbh & co . hoechst kg: 32

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Questions:
what was the total of cash dividends in 2011?
and what was it in 2010?
what was, then, the increase over the year?
and how much does this increase represent in relation to the 2010 total?
and throughout the precedent year, what was the change in that total of cash dividends?
what is this change as a portion of that total in 2009?

Answers:
78
71
7
9.9%
15
26.8%