Agriculture in Iran exports include fresh and dried fruits, nuts, animal hides, processed foods, caviar and spices. Pistachio, raisins, dates and saffron are the first four export products, from the viewpoint of value. Close to 8 million tons of agricultural products are exported annually (2008). But according to the Central Bank of Iran, only 3.2 million tons of "agricultural products" were exported in 2008 with a total value of $3.2 billion "which showed a 6.1 percent increase over the previous year". Agricultural and food stuff exports in years 2012-13 ending 21 March stood at $5.2 billion. During years 2013-14 ending 21 March agricultural
Nuts in May (rhyme) is a variant of "Here We Go Round the Mulberry Bush", with which it shares a tune and closing line. Nuts are not gathered in England in May. The lyrics are probably a corruption of "knots of may", referring to the blossom of the common hawthorn. Another possible "nut" is the corm or tuber of "Conopodium majus", commonly called pignut, groundnut etc. and easily found in May when the plant flowers. These "nuts" were commonly gathered by children as they grow under the ground sparsely, so they were not a viable food source to be gathered in quantities by adults.