The graph illustrates NGO (non-governmental organization) revenue by source and season in 2015.Overall,there are noticeable seasonal variations in revenue.
In Spring, sales proceeds reached 9 million in revenue,private donations amounted to 4 million, corporate sponsors amounted 2 million in revenue. Three month later, sales proceeds decreased to 3 million, private donations increased to 5 million, meanwhile corporate sponsors remained unchanged at 2 million.In fall, sales proceeds decreased to 2 million, private donations as before increased to 6 million, while corporate sponsors increased to 8 million,making them the highest sourse of revenue in autumn.In last season,sales increased to 3 million, meanwhile private donations and corporate sponsors both amounted 7 million.
In summary, from whole seasons the highest point had a sales proceeds in spring, meanwhile in the lowest point was corporate sponsors in summer and spring, and also sales proceeds.Private donations was in the middle point in spring,summer and autumn,after all the private donation trasformation to rival for corporate sponsors in graph for the lead.
