Actitud hacia la química
German High School Students' Interest in Chemistry – A Comparison between 1990 and 2008
Wolfgang Gräber
* Institut für die Pädagogik der Naturwissenschaften und Mathematik (IPN), Leibniz-Institute for Science and Mathematics Education at the University of Kiel, Olshausenstr. 62, D-24098 Kiel, Germany
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| Year/Month | Html | Total | |
|---|---|---|---|
| 2024 July | 5 | 4 | 9 |
| 2024 June | 22 | 9 | 31 |
| 2024 May | 17 | 3 | 20 |
| 2024 April | 19 | 6 | 25 |
| 2024 March | 17 | 2 | 19 |
| 2024 February | 23 | 5 | 28 |
| 2024 January | 15 | 4 | 19 |
| 2023 December | 15 | 5 | 20 |
| 2023 November | 8 | 6 | 14 |
| 2023 October | 14 | 9 | 23 |
| 2023 September | 14 | 4 | 18 |
| 2023 August | 2 | 3 | 5 |
| 2023 July | 7 | 2 | 9 |
| 2023 June | 1 | 6 | 7 |
| 2023 May | 18 | 2 | 20 |
| 2023 April | 39 | 3 | 42 |
| 2023 March | 23 | 2 | 25 |
| 2023 February | 9 | 3 | 12 |
| 2023 January | 8 | 10 | 18 |
| 2022 December | 23 | 5 | 28 |
| 2022 November | 20 | 6 | 26 |
| 2022 October | 26 | 12 | 38 |
| 2022 September | 14 | 3 | 17 |
| 2022 August | 23 | 9 | 32 |
| 2022 July | 21 | 7 | 28 |
| 2022 June | 19 | 7 | 26 |
| 2022 May | 24 | 7 | 31 |
| 2022 April | 28 | 24 | 52 |
| 2022 March | 36 | 11 | 47 |
| 2022 February | 22 | 3 | 25 |
| 2022 January | 29 | 7 | 36 |
| 2021 December | 19 | 6 | 25 |
| 2021 November | 20 | 10 | 30 |
| 2021 October | 23 | 13 | 36 |
| 2021 September | 19 | 9 | 28 |
| 2021 August | 8 | 7 | 15 |
| 2021 July | 8 | 5 | 13 |
| 2021 June | 5 | 5 | 10 |
| 2021 May | 11 | 6 | 17 |
| 2021 April | 18 | 5 | 23 |
| 2021 March | 11 | 4 | 15 |
| 2021 February | 8 | 7 | 15 |
| 2021 January | 8 | 6 | 14 |
| 2020 December | 5 | 3 | 8 |
| 2020 November | 2 | 3 | 5 |
| 2020 October | 8 | 6 | 14 |
| 2020 September | 8 | 3 | 11 |
| 2020 August | 6 | 5 | 11 |
| 2020 July | 6 | 4 | 10 |
| 2020 June | 3 | 2 | 5 |
| 2020 May | 5 | 3 | 8 |
| 2020 April | 3 | 1 | 4 |
| 2020 March | 5 | 6 | 11 |
| 2020 February | 4 | 1 | 5 |
| 2020 January | 2 | 3 | 5 |
| 2019 December | 6 | 5 | 11 |
| 2019 November | 2 | 3 | 5 |
| 2019 October | 2 | 2 | 4 |
| 2019 September | 6 | 5 | 11 |
| 2019 August | 2 | 6 | 8 |
| 2019 July | 6 | 8 | 14 |
| 2019 June | 25 | 10 | 35 |
| 2019 May | 68 | 8 | 76 |
| 2019 April | 23 | 10 | 33 |
| 2019 March | 4 | 2 | 6 |
| 2019 February | 1 | 0 | 1 |
| 2019 January | 1 | 1 | 2 |
| 2018 December | 4 | 1 | 5 |
| 2018 November | 6 | 1 | 7 |
| 2018 October | 4 | 5 | 9 |
| 2018 September | 29 | 11 | 40 |
| 2018 August | 3 | 0 | 3 |
| 2018 July | 3 | 0 | 3 |
| 2018 June | 5 | 0 | 5 |
| 2018 May | 4 | 1 | 5 |
| 2018 April | 12 | 0 | 12 |
| 2018 February | 2 | 0 | 2 |
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