Analysis of atmospheric precipitation, irregular data

Date	RAIN	vodivost	pH	Na⁺	K⁺	NH₄⁺	Mg²⁺	Ca²⁺	Mn	Al	Fe	F⁻	Cl⁻	NO₃⁻	SO₄²⁻
	mm	µS/cm	-	ug/l	ug/l	ug/l	ug/l	ug/l	ug/l	ug/l	ug/l	ug/l	ug/l	ug/l	ug/l
	VOL	EC meter	pH meter	IC	IC	IC	IC	IC	ICP-MS	ICP-MS	ICP-MS	IC	IC	IC	IC
2022-12-28	91.8	8.6	5.31	160	635	267	2	122	10.6	23	22	0	431	664	138
2023-01-05	83.3	13.4	5.04	291	237	514	60	155	7.2	10	13	0	780	1 617	631
2023-02-15	141.8	11.9	5.41	189	674	660	77	188	11.9	15	14	0	620	1 587	302
2023-03-15	86.4	10.3	5.39	341	507	416	24	358	14.5	18	14	0	565	1 104	226
2023-04-11	96.2	8.9	5.25	123	478	285	73	210	12.7	16	15	2	207	841	434
2023-04-26	2.7	38.7	5.62	447	4 240	1 782	287	1 321	64.1	51	43	8	1 328	7 570	1 239
2023-05-10	13.7	11.4	5.49	97	934	528	79	414	17.1	16	15	7	207	1 213	504
2023-05-25	28.9	25.9	5.63	0	0	332	0	0	128.9	25	13	0	0	1 417	0
2023-06-08	28.2	36.1	6.00	260	5 561	337	866	2 240	132.6	35	22	15	909	3 072	537
2023-06-26	21.2	33.8	5.62	250	3 973	1 010	219	1 127	40.5	27	13	130	1 333	3 946	500
2023-07-12	21.7	43.9	6.09	257	11 727	44	406	920	72.6	27	14	20	2 410	1 598	545
2023-07-27	179.5	9.3	5.54	69	1 834	23	102	300	14.6	10	9	0	256	194	159
2023-08-10	9.6	24.4	6.57	214	5 175	416	70	364	4.6	16	8	5	1 191	1 138	352
2023-08-24	70.7	15.4	5.83	166	3 766	67	71	487	20.9	18	11	2	736	230	185
2023-09-07	13.4	28.3	6.21	211	5 946	331	200	803	11.8	32	17	6	1 100	1 850	250
2023-09-25	0.0
2023-10-09	17.1	39.1	6.15	811	4 800	1 234	295	844	29.8	39	21	16	1 827	4 267	519
2023-10-16	47.8	13.9	5.78	270	2 600	134	72	302	14.8	18	12	5	673	699	83
2023-10-31	96.0	8.8	5.39	218	1 088	164	19	259	10.4	10	9	0	570	398	160
2023-11-14	133.1	7.5	5.39	200	699	172	39	160	6.7	14	13	0	420	456	190
2023-11-28	95.5	11.8	5.19	218	1 358	170	42	279	12.5	10	9	0	850	988	250
2023-12-19	251.4	6.7	5.57	148	1 033	43	36	120	6.2	16	12	0	360	223	80