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[null,"Ecxel 2013",null,null,null,null,null,null,null,null,null,"Week","gemid."]
[null,null,null,null,null,null,null,null,null,null,null,"week1",97.2]
[null,null,null,100,null,"D4 tot D8 handmatig ingegeven",null,null,null,null,null,"week24",97.2]
[null,null,null,103]
[null,null,null,101]
[null,null,null,102]
[null,null,null,80]
[]
[null,"2019-06-15",{"$f":"WEEKNUM(B10)","v":24},{"$f":"AVERAGE(D4:D8)","v":97.2}]
[]
[null,"In het gele vak een datum invullen"]