Madrid-Barrio Salamanca — April 2011

2,959 London Plane — day 1

1,894 London Plane — day 2

1,254 London Plane — day 5

24 Days measured

Daily pollen level evolution
Day	Cypress/Yew	London Plane	Grasses	Plantain	Olive
1	11 (Low)	2,959 (Very high)	0 (Low)	3 (Low)	3 (Low)
2	3 (Low)	1,894 (Very high)	0 (Low)	3 (Low)	4 (Low)
3	4 (Low)	816 (Very high)	0 (Low)	0 (Low)	2 (Low)
4	3 (Low)	642 (Very high)	7 (Low)	0 (Low)	0 (Low)
5	4 (Low)	1,254 (Very high)	1 (Low)	0 (Low)	4 (Low)
6	12 (Low)	1,192 (Very high)	2 (Low)	0 (Low)	6 (Low)
7	15 (Low)	641 (Very high)	3 (Low)	1 (Low)	2 (Low)
8	5 (Low)	1,000 (Very high)	4 (Low)	0 (Low)	4 (Low)
9	5 (Low)	353 (Very high)	9 (Low)	2 (Low)	3 (Low)
10	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)
11	3 (Low)	80 (Medium)	7 (Low)	1 (Low)	20 (Low)
12	3 (Low)	62 (Medium)	7 (Low)	0 (Low)	5 (Low)
13	2 (Low)	68 (Medium)	4 (Low)	2 (Low)	6 (Low)
14	—	—	—	—	—
15	—	—	—	—	—
16	—	—	—	—	—
17	—	—	—	—	—
18	2 (Low)	15 (Low)	24 (Low)	12 (Low)	13 (Low)
19	4 (Low)	23 (Low)	6 (Low)	7 (Low)	6 (Low)
20	0 (Low)	5 (Low)	4 (Low)	1 (Low)	4 (Low)
21	0 (Low)	3 (Low)	3 (Low)	0 (Low)	13 (Low)
22	0 (Low)	1 (Low)	1 (Low)	0 (Low)	0 (Low)
23	0 (Low)	1 (Low)	2 (Low)	0 (Low)	1 (Low)
24	1 (Low)	5 (Low)	1 (Low)	0 (Low)	0 (Low)
25	2 (Low)	13 (Low)	4 (Low)	1 (Low)	1 (Low)
26	15 (Low)	7 (Low)	3 (Low)	2 (Low)	3 (Low)
27	15 (Low)	9 (Low)	6 (Low)	2 (Low)	2 (Low)
28	30 (Medium)	8 (Low)	9 (Low)	16 (Low)	2 (Low)
29	—	—	—	—	—
30	—	—	—	—	—